Home / 802,543.10-1,203,464.54-303,557.18

Finding the Fourth Proportional to 802,543.10, 1,203,464.54 and 303,557.18

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Solution

The fourth proportional to 802,543.10, 1,203,464.54 and 303,557.18 is: 455,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,543.10 : 1,203,464.54 = 303,557.18 : x
  2. Step 2: Convert to fraction form
    802,543.10/1,203,464.54 = 303,557.18/x
  3. Step 3: Cross multiply
    802,543.10x = 1,203,464.54 × 303,557.18
  4. Step 4: Simplify right side
    802,543.10x = 365,320,294,457.29
  5. Step 5: Solve for x
    x = 365,320,294,457.29/802,543.10
  6. Step 6: Final answer
    x = 455,203.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.